symfony
diff --git a/‎src/Symfony/Component/HttpFoundation/Session/Storage/Handler/MarshallingSessionHandler.php
Lines changed: 9 additions & 1 deletion b/‎src/Symfony/Component/HttpFoundation/Session/Storage/Handler/MarshallingSessionHandler.php
Lines changed: 9 additions & 1 deletion
diff --git a/‎src/Symfony/Component/HttpFoundation/Tests/Session/Storage/Handler/MarshallingSessionHandlerTest.php
Lines changed: 1 addition & 1 deletion b/‎src/Symfony/Component/HttpFoundation/Tests/Session/Storage/Handler/MarshallingSessionHandlerTest.php
Lines changed: 1 addition & 1 deletion
diff --git a/‎src/Symfony/Component/VarDumper/Tests/Caster/CasterTest.php
Lines changed: 1 addition & 1 deletion b/‎src/Symfony/Component/VarDumper/Tests/Caster/CasterTest.php
Lines changed: 1 addition & 1 deletion
diff --git a/‎src/Symfony/Component/VarExporter/Tests/VarExporterTest.php
Lines changed: 2 additions & 2 deletions b/‎src/Symfony/Component/VarExporter/Tests/VarExporterTest.php
Lines changed: 2 additions & 2 deletions
@@ -30,6 +30,7 @@ public function __construct(AbstractSessionHandler $handler, MarshallerInterface
     /**
      * @return bool
      */
+    #[\ReturnTypeWillChange]
     public function open(string $savePath, string $name)
     {
         return $this->handler->open($savePath, $name);
@@ -38,6 +39,7 @@ public function open(string $savePath, string $name)
     /**
      * @return bool
      */
+    #[\ReturnTypeWillChange]
     public function close()
     {
         return $this->handler->close();
@@ -46,14 +48,16 @@ public function close()
     /**
      * @return bool
      */
+    #[\ReturnTypeWillChange]
     public function destroy(string $sessionId)
     {
         return $this->handler->destroy($sessionId);
     }
 
     /**
-     * @return bool
+     * @return int|false
      */
+    #[\ReturnTypeWillChange]
     public function gc(int $maxlifetime)
     {
         return $this->handler->gc($maxlifetime);
@@ -62,6 +66,7 @@ public function gc(int $maxlifetime)
     /**
      * @return string
      */
+    #[\ReturnTypeWillChange]
     public function read(string $sessionId)
     {
         return $this->marshaller->unmarshall($this->handler->read($sessionId));
@@ -70,6 +75,7 @@ public function read(string $sessionId)
     /**
      * @return bool
      */
+    #[\ReturnTypeWillChange]
     public function write(string $sessionId, string $data)
     {
         $failed = [];
@@ -85,6 +91,7 @@ public function write(string $sessionId, string $data)
     /**
      * @return bool
      */
+    #[\ReturnTypeWillChange]
     public function validateId(string $sessionId)
     {
         return $this->handler->validateId($sessionId);
@@ -93,6 +100,7 @@ public function validateId(string $sessionId)
     /**
      * @return bool
      */
+    #[\ReturnTypeWillChange]
     public function updateTimestamp(string $sessionId, string $data)
     {
         return $this->handler->updateTimestamp($sessionId, $data);
 
@@ -72,7 +72,7 @@ public function testGc()
         $marshallingSessionHandler = new MarshallingSessionHandler($this->handler, $this->marshaller);
 
         $this->handler->expects($this->once())->method('gc')
-            ->with(4711)->willReturn(true);
+            ->with(4711)->willReturn(1);
 
         $marshallingSessionHandler->gc(4711);
     }
 
@@ -164,7 +164,7 @@ public function testAnonymousClass()
             , $c
         );
 
-        $c = eval('return new class implements \Countable { private $foo = "foo"; public function count() { return 0; } };');
+        $c = eval('return new class implements \Countable { private $foo = "foo"; public function count(): int { return 0; } };');
 
         $this->assertDumpMatchesFormat(
             <<<'EOTXT'
 
@@ -307,7 +307,7 @@ public function __construct(array $array)
         parent::__construct($array, 1);
     }
 
-    public function setFlags($flags)
+    public function setFlags($flags): void
     {
         throw new \BadMethodCallException('Calling MyArrayObject::setFlags() is forbidden');
     }
@@ -340,7 +340,7 @@ public function serialize(): string
         return serialize([123, parent::serialize()]);
     }
 
-    public function unserialize($data)
+    public function unserialize($data): void
     {
         if ('' === $data) {
             throw new \InvalidArgumentException('Serialized data is empty.');
Original file line number	Diff line number	Diff line change
`@@ -72,7 +72,7 @@ public function testGc()`
`72`	`72`	`$marshallingSessionHandler = new MarshallingSessionHandler($this->handler, $this->marshaller);`
`73`	`73`
`74`	`74`	`$this->handler->expects($this->once())->method('gc')`
`75`		`- ->with(4711)->willReturn(true);`
	`75`	`+ ->with(4711)->willReturn(1);`
`76`	`76`
`77`	`77`	`$marshallingSessionHandler->gc(4711);`
`78`	`78`	`}`
Original file line number	Diff line number	Diff line change
`@@ -307,7 +307,7 @@ public function __construct(array $array)`
`307`	`307`	`parent::__construct($array, 1);`
`308`	`308`	`}`
`309`	`309`
`310`		`- public function setFlags($flags)`
	`310`	`+ public function setFlags($flags): void`
`311`	`311`	`{`
`312`	`312`	`throw new \BadMethodCallException('Calling MyArrayObject::setFlags() is forbidden');`
`313`	`313`	`}`
`@@ -340,7 +340,7 @@ public function serialize(): string`
`340`	`340`	`return serialize([123, parent::serialize()]);`
`341`	`341`	`}`
`342`	`342`
`343`		`- public function unserialize($data)`
	`343`	`+ public function unserialize($data): void`
`344`	`344`	`{`
`345`	`345`	`if ('' === $data) {`
`346`	`346`	`throw new \InvalidArgumentException('Serialized data is empty.');`